ORCHIDEJE. 133 



rupte exteriore recurvura, medio marginis valde transverse repanclato-plicatum. 

 1 >iscus 3-lamellatus. Columna brevissima, latere antice breve cornuta, basi 

 in peclem 1-J mm. lougum producta, cum sepalis meiitum formans. 



HAB. Xokozan, leg. T. KAWAKAMI efc U. MORI Jan., 1908. 



Bulbophyllum viridiflorum HAYATA sp. nov. Epiphytica, pseudo- 

 bulbis ovoideis, 2 cm. longis 1 cm. latis, 1-foliatis. Folia crassiuscula 

 solitaria, elongato-oblonga, 3-5 cm. longa, 10-12 mm. lata, apice obtusa, 

 ad eentmm acuta, basi contracts, ad petiolum 5 mm. longum abeuntia, supra 

 viridia ad costas impressa, subtus elevata, pallid iora. Scapi sub pseudobulbo, 

 aphylli, 6 cm. longi, desceudenti-recurvi basi 2-3-vaginati (vaginis imbricatis 

 7 mm. longis, apice plus minus dilatatis ore obliquis) inferiore 1-vaginati, 

 (vaginis dilatatis 12 mm. lougis 8 mm. latis 1 >asi contractis, apice dorso 

 ruspidato-acutis,) uniflorati, apice gradatim ad ovarium abeuntes. Flores soli- 

 tarii, apertientes 5 cm. in diametro, pallido-viridescentes. Sepala valde inasqualia, 

 jH)-ticuni < >blongo-ovatum, 28 mm. longum 14 mm. latum, apice obtusum, basi 

 If^viter coutractum 5 mm. latnm, 7-iiervium, lat^ralia valde obliqua ovaii 23 

 mm. longa 18 mm. lata apicp obtusa, basi leviter coutracta, cum pede 

 connata, mentum 1 cm. longum formantia, 9-nervia. Petila cum 

 postico conformia, minom, 23 mm. longa, 11 mm. lata, apice subacuta vel 

 , l>;i>i leviter eontracta, o-nervia. Labellum basi erectum a medio re- 

 car vato- patens, 15 mm. longum totiusque latuin, inferiore latere membranacea a 

 incilio sursum spt^ngioso-orassum rugosum medio 1-sulcatum, apice virideseens 

 minut*- rubv. )-puuctatum, apice subacutum vel obtusum margine inferiore eroso- 

 (Icnticulatum sursum integnim, basi appendiculatum, api>?ndiculis rehw>i-. 

 In-evissinn's 2-lol)atis, brevissime unguiculatum cum pede columnar articula- 

 tum. Columna brevissima vel nulla, l)asi pedem producta, i>ede 2 cm. longo, 

 4 mm. lato, a basi usque ad medium cum sepalis connato, sed a medio sur- 

 sum lilx-ii), angulo 90 inflexo, apice leviter concavo ad sumnmm contracto, 

 cnra ungue Ialx41i articulate. I'oHinia 4, sessilia. Ovarium l>reve 6 mm. 

 kmgam. 



HAB. Mt. Arisan, leg. 13. HAYATA et S. SASAKI Jan., 1912. 



Flowenwl in May in a green house Of the Koishikawa (larden. In 

 I't-briviry this year it was brought back to the Garden by myself from Mt. 



